Chromacris psittacus

{{Short description|Species of grasshopper}}

{{Speciesbox

| image = Chromacris psittacus 125361958.jpg

| genus = Chromacris

| species = psittacus

| authority = (Gerstaecker, 1873)

}}

Chromacris psittacus is a species of grasshopper from the genus Chromacris.{{Cite book |last1=Godman |first1=Frederick Du Cane |url=https://www.biodiversitylibrary.org/item/14637 |title=Biologia Centrali-Americana :zoology, botany and archaeology |last2=Horman-Fisher |first2=Maud |last3=Knight |first3=H. |last4=Salvin |first4=Osbert |last5=Saunders |first5=G. S. |last6=Schlereth |first6=M. v |last7=Sharp |first7=M. A. |last8=Wilson |first8=Edwin |last9=Wulp |first9=F. M. van der |date=1900 |publisher=Published for the editors by R. H. Porter] |volume=2 |location=[London}}{{cite web |title=Chromacris psittacus |url=https://www.inaturalist.org/taxa/119712-Chromacris-psittacus |website=iNaturalist |access-date=2022-05-10 |language=en}} Nymphs are red and black in coloration, and often remain in groups, both traits that increase their aposematic signaling to predators. Adults have orange hind wings that similarly function to surprise predators. {{cite journal |last1=Despland |first1=Emma |title=Ontogenetic shift from aposematism and gregariousness to crypsis in a Romaleid grasshopper |journal=PLOS ONE |date=20 August 2020 |volume=15 |issue=8 |pages=e0237594 |doi=10.1371/journal.pone.0237594 |pmid=32817631 |pmc=7444530 |bibcode=2020PLoSO..1537594D |language=en |issn=1932-6203|doi-access=free }}